Here are the stocks making headlines before Wall Street's opening bell on Tuesday. SolarEdge Technologies — The green energy stock fell more than 17% after announcing a new debt offering. SolarEdge said it will offer $300 million worth of convertible notes, due 2029.

Pool Corp — Shares sank 12.4% after the wholesale pool supplies distributor revised full-year earnings guidance postmarket Monday. Pool now anticipates full-year earnings per share between $11.

04 and $11.44, down from its prior guidance of $13.19 to $14.

19 and short of the FactSet consensus estimate of $13.05. Competitor Leslie's Inc.

retreated more than 4% in sympathy. Sea Limited — U.S.

shares of the Singapore-based consumer internet stock slipped 3.9% on the back of a JPMorgan downgrade to neutral from overweight. JPMorgan said the stock could be hurt by an increase in competition.

Penn Entertainment — Shares of the casino operator and online gambling platform dipped 2% after Raymond James downgraded the stock to market perform from outperform, saying the "current valuation is appropriate" after recent gains. The stock is down 25% this year but rallied more than 10% this month. Walt Disney — Goldman Sachs initiated coverage of the media stock with a buy, pointing to its sports rights portfolio and theme parks as positives for the company.

Disney shares rose less than 1%. Microsoft — Shares of the Xbox owner fell less than 1% after the European Union accused it of breaking antitrust rules with its b.